Statistics 127A
Mrinal Raghupathi
Wednesday, September 1st, 2010
Reminder
Quiz tomorrow on chapters 1 and 2. You should make sure you
know how to do Exercise Set A. The problems listed online are for
practice, you do not have to turn them in.
Example: Sex
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Math 127A Exam 1
September 22, 2010
The exam has 4 problems. The number of points is indicated. In order to receive full credit you must provide
justication for your answer.
Question
Points possible
1
2
3
4
20
40
80
60
Total
1
Points
1. The department of
Math 127A (Practice exam)
September 20, 2010
The practice exam has 4 problems. It is about the same length as the actual exam. It does not represent
every type of problem.
Question 1 Give one example each, from your own eld of study or interest, of
1. an
Math 127A (Practice exam II)
October 13, 2010
The practice exam has 4 problems. It is about the same length as the actual exam. It does not represent
every type of problem.
1. For the data given below compute the coecent of correlation and draw the scatte
Math 127A (Practice nal exam)
December 6, 2010
The practice exam has problems. It is about the same length as the actual exam. It does not represent every
type of problem.
1. A die is rolled 4 times.
(a) Are the rolls independent?
(b) Find the probability
Math 127A (Practice nal exam)
December 8, 2010
The practice exam has problems. It is about the same length as the actual exam. It does not represent every
type of problem.
1. A die is rolled 4 times.
(a) Are the rolls independent?
Solution Yes
(b) Find th
Statistics 127A
Mrinal Raghupathi
Monday, August 30th, 2010
Outline
Administrivia
What is Statistics
Experiments
Stu you may need to know
Things to do
There will be a quiz this Thursday in recitation on chapters 1
and 2.
Read chapter 2 by Wednesday.
Oce h